-er -ey c-- ccc ccd cce ccn ccr cct cdc cdd cde cdn cdr cdt cdy ce- cec ced cee cen cer cet cey cn- cnc cnd cne cnn cnr cnt cny crc crd cre crn crr crt cry ctc ctd cte ctn ctr ctt cty cyc cyd cye cyn cyr cyt dcc dcd dce dcn dcr dct ddc ddd dde ddn ddr ddt ddy de- dec ded dee den der det dey dnc dnd dne dnn dnr dnt dny drc drd dre drn drr drt dry dtc dtd dte dtn dtr dtt dty dy- dyc dyd dye dyn dyr dyy ec- ecc ecd ece ecn ecr ect ed- edc edd ede edn edr edt edy eec eed eee een eer eet eey en- enc end ene enn enr ent eny erc erd ere ern err ert ery etc etd ete etn etr ett ety eyc eyd eye eyn eyr eyt ncc ncd nce ncn ncr nct ndc ndd nde ndn ndr ndt ndy ne- nec ned nee nen ner net ney nnc nne nnn nnt nrc nrd nre nrn nrr nrt nry ntc ntd nte ntn ntr ntt nyc nyd nye nyn nyt nyy rcc rcd rce rcn rcr rct rdc rdd rde rdn rdr rdt rdy re- rec red ree ren rer ret rey rnc rnd rnn rnr rnt rny rrc rrd rrn rrr rrt rtc rtd rte rtn rtr rtt rty ry- ryc ryd rye ryn ryr ryy tcc tcd tce tcn tcr tct tdc tdd tde tdn tdr tdt tdy te- tec ted tee ten ter tet tey tnc tnd tne tnn tnr tnt trc trd tre trn trr trt try ttc ttd tte ttn ttr ttt tty tyc tyd tye tyn tyr tyt ycc ycd yce ycy yde ydn ydt ydy yec yed yee yen yer yet yey ynd yne ynn yny yrc yre yrn yrt ytc ytd yte ytn ytr ytt yyc yye yyt yyy